Delayed vomiting after concussion11/3/2023 ![]() Accidental falls, especially in young children and the elderly, and motor vehicle accidents, are also common causes of concussion. Brain-related bleeding can be life-threatening, so people with head injuries should be monitored after the injury and receive emergency care if symptoms worsen.Ĭoncussions are a common occurrence in combat sports (such as boxing and martial arts), contact sports (like rugby and football) and cycling accidents. ![]() Severe brain injury may result in bleeding in or around the brain. These injuries cause loss of brain function, usually temporarily, which manifests as the signs and symptoms of concussion. Sudden acceleration or deceleration of the head, such as that caused by a car crash or being shaken forcefully, can also result in brain injury. However, a blunt-force blow to the head and upper body can cause the brain to move suddenly and violently, colliding into that protective casing, resulting in injury to the brain. Your skull provides a protective casing for your brain. This appears to be a risk for professional athletes who sustain frequent episodes of severe concussion. It is important to avoid head injuries because there is evidence that repeated concussions might cause long-term problems with mental abilities and trigger dementia. ![]() Most people usually recover fully after a concussion, while some can experience longer-lasting problems. It is possible to sustain a mild concussion without realising it. Some concussions cause loss of consciousness but most do not. Concussion symptoms include headaches and problems with memory, concentration, balance and co-ordination. Concussion is the temporary loss of brain function caused by a brain injury.
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